Australia and New Zealand said Friday they are sending surveillance aircraft to Japan to assist in the enforcement of U.N. sanctions on North Korea.The aircraft -- two AP-3C Orion patrol aircraft from Australia and one P-3K2 aircraft from New Zealand -- are expected to be on the lookout for ship-to-ship transfers of goods by North Korean vessels, which are banned under the U.N. sanctions.The aircraft will be operating out of U.S. Kadena Air Base on Okinawa in southwestern Japan from mid-September, the Japanese Defense Ministry said Friday.Related coverage:READ FULL ARTICLE